Home / 4,286.16-6,431.64-2,340.48

Finding the Fourth Proportional to 4,286.16, 6,431.64 and 2,340.48

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Solution

The fourth proportional to 4,286.16, 6,431.64 and 2,340.48 is: 3,512.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,286.16 : 6,431.64 = 2,340.48 : x
  2. Step 2: Convert to fraction form
    4,286.16/6,431.64 = 2,340.48/x
  3. Step 3: Cross multiply
    4,286.16x = 6,431.64 × 2,340.48
  4. Step 4: Simplify right side
    4,286.16x = 15,053,124.79
  5. Step 5: Solve for x
    x = 15,053,124.79/4,286.16
  6. Step 6: Final answer
    x = 3,512.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.